using System;
using System.Collections.Generic;
using System.Text;

namespace MyLibrary
{
    public class DemoClass
    {
        public static int Soma(int valor1, int valor2)
        {
            return valor1 + valor2;
        }

        public static int Diferenca(int valor1, int valor2)
        {
            return valor1 - valor2;
        }
    }
}
